Algebra-1

Question Analysis
This question tests the student's ability to rationalize the denominator of a radical expression by multiplying both the numerator and the denominator by the same radical.

Key Concept Explanation
Rationalizing the denominator involves removing the radical from the denominator. This is done by multiplying both the numerator and the denominator by the radical in the denominator. For example, in , we multiply both the numerator and the denominator by .

Step-by-step Solution
1. Multiply the numerator and the denominator by :

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